{"id":"t/afm_gr_validate","kind":"forged","name":"afm_gr_validate","description":"Offline validator for a Greek AFM (tax registration number, ΑΦΜ). Checks the value is 9 numeric digits and verifies the check digit using the publicly documented weighted-sum algorithm (each of the first 8 digits multiplied by 2^(8..1), summed, mod 11, mod 10) against the 9th digit.","tags":["validator","greece","tax-id","offline","afm"],"method":"POST","path":"/v1/t/afm_gr_validate","url":"https://toll402.dev/v1/t/afm_gr_validate","specUrl":"https://toll402.dev/v1/spec/t/afm_gr_validate","price":"$0.001","priceUsd":0.001,"available":true,"inputSchema":{"type":"object","properties":{"afm":{"type":"string","description":"Greek AFM, 9 digits, spaces allowed"}},"required":["afm"]},"example":{"afm":"094259216"},"meta":{"creator":null,"createdAt":"2026-09-10T00:20:04.564Z","calls":8,"failures":7,"network":false,"notes":"Pure offline validator: strips whitespace, checks 9-digit numeric format, then applies the documented Greek AFM checksum (first 8 digits weighted by 2^8..2^1, summed, mod 11, mod 10) and compares to the 9th digit; no network calls or external data sources used."}}